D34c — (Main Line)
1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O
Eval: [+0.41]
Les coups candidats
Ambassadeurs : Orsag, Milan (45x), Thompson, Brian (39x), Marjanovic, Slavoljub (34x), Frois, Antonio (28x), Weyerstrass, Ronald (27x), Cumming, David R (27x), Kasparov, Garry (26x), Blauert, Joerg (26x)
Ambassadeurs : Morin, Louis (21x), Orsag, Milan (20x), Halkias, Stelios (18x), Weyerstrass, Ronald (17x), Thompson, Brian (16x), Espig, Lutz (15x), Chandler, Murray G (14x), Jianu, Vlad-Cristian (12x)
Ambassadeurs : Uhlmann, Wolfgang (28x), Espig, Lutz (22x), Weyerstrass, Ronald (16x), Marjanovic, Slavoljub (9x), Zolnierowicz, Krzysztof (8x), Dietze, Wolfgang, Dr. (7x), Inkiov, Ventzislav (7x), Frey Beckman, Kenneth (7x)
Ambassadeurs : Naumkin, Igor (13x), Razuvaev, Yuri S (6x), Lida Garcia, Fernando (6x), Truta, Srecko (5x), Gleizerov, Evgeny (4x), Compton, Alistair (4x), Moiseev, Oleg (3x), Schweber, Samuel (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.Bg5 9.dxc5 9.b3 9.Bf4
<1800 305 50% 26% 6% 7%
1800-2200 5251 51% 28% 7% 5%
2200-2600 9216 53% 30% 9% 3%
2600+ 202 55% 36% 2% 1%
Évolution par décennie (% des parties)
Décennie N parties 9.Bg5 9.dxc5 9.b3 9.Bf4
1900s 1 100%
1910s 23 39% 52% 4%
1920s 32 22% 62% 6%
1930s 111 32% 44% 4% 2%
1940s 51 47% 39% 8%
1950s 83 23% 46% 2% 13%
1960s 209 36% 41% 1% 12%
1970s 648 43% 25% 19% 4%
1980s 1967 52% 27% 12% 2%
1990s 3592 57% 24% 9% 3%
2000s 4808 59% 24% 8% 3%
2010s 5434 48% 36% 6% 4%
2020s 957 43% 39% 7% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Bg5 48% 43% ▼ -4.1%
9.dxc5 36% 39% ▲ +2.7%
9.b3 6% 7% ▲ +0.7%
9.Bf4 4% 5% ▲ +0.8%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 10 parties
Kasparov, Garry — 10 parties
Karpov, Anatoly — 9 parties
Tal, Mikhail — 6 parties
Kramnik, Vladimir — 6 parties
Alekhine, Alexander — 4 parties
Smyslov, Vladimir — 4 parties
Karpov, Aleksandr — 4 parties
Lasker, Emanuel — 2 parties
Anand, Viswanathan — 2 parties
Ding, Liren — 2 parties
Gukesh D — 2 parties
Botvinnik, Mikhail — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
9.Bg5 — 52.2% (9351 parties)
1908 — Marshall, Frank vs Schonmann, Uri — 0-1 — sim. Hamburg
1911 — Burn, Amos vs Marshall, Frank — 1-0 — England
1911 — Burn, Amos vs Marshall Viele, Fabrizio Aaron — 1-0 — England
1911 — Duz-Khotimirsky, Fedor Ivanovich vs Leonhardt, Paul — 1-0 — Carlsbad CZE
1911 — Duz-Khotimirsky, Fedor Ivanovich vs Johner, Paul — 1-0 — Carlsbad CZE
9.dxc5 — 29.3% (5242 parties)
1911 — Kostic, Boris vs Marshall Viele, Fabrizio Aaron — 1/2-1/2 — Carlsbad CZE
1911 — Rotlewi, Georg vs Perlis, Julius — 1-0 — Carlsbad CZE
1912 — Leonhardt, Paul vs Alapin, Simon — 1/2-1/2 — Bad Pistyan CZE
1912 — Schlechter, Carl vs Maroczy, Geza — 1/2-1/2 — Budapest HUN
1912 — Bernstein, Ossip vs Levenfish, Grigory — 0-1 — Vilnius LTU
9.b3 — 8.2% (1461 parties)
1920 — Bjurulf, SJ. vs Kier, Aage — 1/2-1/2 — Goteborg SWE
1922 — Kostic, Barbara vs Tarrasch, Siegbert — 1/2-1/2 — Teplitz-Schoenau GER
1932 — Cherubin, Dr vs Tarrasch, Siegbert — 0-1 — Nenndorf
1932 — Lundin, Erik vs Stoltz, Gosta — 0-1 — Stockholm SWE
1938 — Fairhurst, William vs Burnett, Andrew G — 1-0 — Edinburgh SCO
9.Bf4 — 3.8% (682 parties)
1911 — Vidmar, Milan sr vs Burn, Allan — 1-0 — Carlsbad CZE
1935 — Ahues, Carl vs Brinckmann, Alfred — 1-0 — Aachen GER
1936 — Kupchik, Abraham vs Denker, Arnold S — 1-0 — New York, NY USA
1942 — Ragozin, Viacheslav vs Yudovich, Mikhail sr — 1-0 — Moscow RUS
1944 — Iliesco, Juan vs Michel, Paul — 1/2-1/2 — La Plata